Genome-wide association studies (GWASs) have ushered in a new era of reproducible
discovery in psychiatric genetics. The field has now identified hundreds of common genetic …

Psychiatric diseases exact a heavy socioeconomic toll, and it is particularly difficult to identify
their risk factors and causative mechanisms due to their multifactorial nature, the limited …

Climate change is undermining the mental and physical health of global populations, but the
question of how it is affecting substance-use behaviors has not been systematically …

Background Worldwide, approximately 24% of all adults smoke, but smoking is up to twice
as prevalent in people with mental ill-health. There is growing evidence that smoking may …

Abstract Background The use of Mendelian randomization (MR) in epidemiology has
increased considerably in recent years, with a subsequent increase in systematic reviews of …

Background Tobacco smoking cessation is associated with improvements in mental health.
This study assessed psychological distress, using the K6 non-specific screening tool ((items …

Abstract Background and Aims Tobacco smoking is a risk factor for impaired brain function,
but its causal effect on white matter brain aging remains unclear. This study aimed to …

Objective To evaluate the association between health behaviors with mental health among
tertiary education students. Methods Six databases were searched until September 2021 for …

Background Evidence suggests that environmental factors not only increase psychosis
liability but also influence the prognosis and outcomes of psychotic disorders. We …

Substance use disorders represent a significant public health concern with considerable
socioeconomic implications worldwide. Twin and family-based studies have long …